Here you can find the source of mix(final Color c1, final Color c2, final double factor)
public static Color mix(final Color c1, final Color c2, final double factor)
//package com.java2s; /*/* w w w .j a v a 2 s .com*/ * Copyright 2000-2013 JetBrains s.r.o. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import java.awt.*; public class Main { public static Color mix(final Color c1, final Color c2, final double factor) { assert 0 <= factor && factor <= 1.0 : factor; final double backFactor = 1.0 - factor; return new Color(Math.min((int) Math.round(c1.getRed() * backFactor + c2.getRed() * factor), 255), Math.min((int) Math.round(c1.getGreen() * backFactor + c2.getGreen() * factor), 255), Math.min((int) Math.round(c1.getBlue() * backFactor + c2.getBlue() * factor), 255)); } }